LIST OF POSTERS 1. Ab initio structure and dynamics of a Van der Waals moIecule: Potassium cyanideJKCN J. Tennyson Uniuersity of Nijmegen, The Netherlands 2. Laser-induced fluorescence from the Van der WaaIs molecule LiAr J. P. Toennies, I . Biittner and E. Hulpke Max-PIanck-Institilt fiir Srroniungsforschung, Gottingen, West Germany 0, Echt, M. Knapp, E. RecknageI, A. Reyes Flotte and K. Sattier Uniuersify of Konstanz, West Germany 4. Calculation of the far-infrared vibration-rotation spectrum of Ar-HCl J, A. Vliegenhart Universily of Urrecht, The Netherlands 5 . State-seIect ive pho topredissocat i o n of gly oxal-rare-gas complexes B. Soep and N. Halberstadt Uniceusity of Paris South, France 6. Structure of rare-gas oxides and fluorides by scattering experiments with magnetically seIected atoms V.Aquilanti, E. Luzzatti, F. Pirani and G. G. Volpi Uniuersity of Perugia, Italy P. A. Freedman and A. M. Grifiths Unirersity CoUege of Wales, Aberysrwyth M. Rigby, S. H. Ling and R. R. Miledi, Queen Elizabeth College, London G. C . Maitland, W. A. Wakeham and V. Vesovic Imperial College, London from scattering experiments R. Diiren Max-Planck-lnsritut fir Stromungsforschung, Gottingen, Wesf Germany potentials Ph. Brechignac Uniuersity of Paris South, France dynamics R. S . Berry and G. S. Ezra Unitlersity of Chicago, U.S.A. 13. Calculation of birner bound states using the R-matrix method G. Danby and D. R. Flower Uniuersity of Durham 14. Dynamics, energetics and structure of weakly bound molecules--eIucidating transitions from the gaseous to the condensed phase A. W. Castleman, B. D. Kay, F. J. Schelling and R. Sievert Unicersity of Colorado, U S A . 3. Mass spectrometry of Van der Waals clusters 7. Van der Wads complexes with aromatic mdecules 8. Towards an intermolecular potential for N2 9. The effects of potential anisotropy on the transport coefficients of dilute polyatomic gases 10. Ground-state and excited-state potentials of alkali-metal-rare-gas molecules determined 1 1. Inelastic cross-sections from infrared laser experiments and anisotropic intermolecular 12. A model of the transition between molecule-like and weakly coupled '' atomic